[  523.238990] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  523.255058] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  523.271255] br0: port 1(veth0) entered blocking state
[  523.271318] br0: port 1(veth0) entered disabled state
[  523.271367] veth0: entered allmulticast mode
[  523.271441] veth0: entered promiscuous mode
[  523.287123] br0: port 2(veth1) entered blocking state
[  523.287182] br0: port 2(veth1) entered disabled state
[  523.287237] veth1: entered allmulticast mode
[  523.287318] veth1: entered promiscuous mode
[  524.219757] br0: port 1(veth0) entered blocking state
[  524.219863] br0: port 1(veth0) entered forwarding state
[  524.219929] br0: port 2(veth1) entered blocking state
[  524.219975] br0: port 2(veth1) entered forwarding state
[  525.309684] bond0: (slave veth1): link status definitely up
[  525.309793] bond0: (slave veth1): making interface the new active one
[  525.309844] bond0: active interface up!
[  525.364753] veth1: left allmulticast mode
[  525.364807] veth1: left promiscuous mode
[  525.364859] br0: port 2(veth1) entered disabled state
[  525.364969] veth0: left allmulticast mode
[  525.365012] veth0: left promiscuous mode
[  525.365052] br0: port 1(veth0) entered disabled state
[  525.389309] bond0: (slave veth1): Releasing backup interface
[  525.391965] bond0: (slave veth0): Releasing backup interface